Home / 2,929.67-4,042.88-1,750.51

Finding the Fourth Proportional to 2,929.67, 4,042.88 and 1,750.51

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Solution

The fourth proportional to 2,929.67, 4,042.88 and 1,750.51 is: 2,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.67 : 4,042.88 = 1,750.51 : x
  2. Step 2: Convert to fraction form
    2,929.67/4,042.88 = 1,750.51/x
  3. Step 3: Cross multiply
    2,929.67x = 4,042.88 × 1,750.51
  4. Step 4: Simplify right side
    2,929.67x = 7,077,104.73
  5. Step 5: Solve for x
    x = 7,077,104.73/2,929.67
  6. Step 6: Final answer
    x = 2,415.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.